# num1 = 123
# print(num1)
# print(type(num1))
#
# num2 = 1.1
# print(num2)
# print(type(num2))

import math
num3 = 123.1151154
# print(type(num3))
# print(abs(num3))
# print(num3)
print(math.ceil(num3)) # 向上取整
print(math.floor(num3))
print(round(num3, 1))